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Perciformes/Serranoidei (Groupers) >
Epinephelidae (Groupers)
Etymology: Cephalopholis: Greek, kephale = head + Greek, pholis = scale (Ref. 45335).
Eponymy: This is a toponym referring to the River Niger; the river (or its mouth, in the case of marine species) being the type locality. (Ref. 128868), visit book page.
More on author: Günther.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin; saumâtre démersal; profondeur ? - 100 m (Ref. 26999), usually ? - 50 m (Ref. 57293). Tropical; 30°N - 14°S, 18°W - 13°E (Ref. 5222)
Eastern Atlantic: Senegal to Lobito, Angola, including the Canary Islands (Tenerife).
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 30.5 cm TL mâle / non sexé; (Ref. 57293); common length : 20.0 cm TL mâle / non sexé; (Ref. 26999)
Épines dorsales (Total) : 9; Rayons mous dorsaux (Total) : 14 - 15; Épines anales: 3; Rayons mous anaux: 8. Diagnosis: depth of body 2.8-3.0 in SL; head length 2.5-2.6 in SL; eye diameter greater than interorbital width, eye diameter 4.6-5.5 in HL; flat interorbital area; rounded preopercle, finely serrate, lower edge fleshy; subopercle and interopercle smooth; convex upper edge of operculum; maxilla scaly, reaching well past eye; lateral-body scales ctenoid, without auxiliary scales (Ref. 89707).
Body shape (shape guide): fusiform / normal; Cross section: oval.
Occurs on mud (Ref. 5222), sand, and rock bottoms (Ref. 5222, 57293) in coastal waters, usually above 50 m depth (Ref. 57293). Exceptionally enters brackish lagoons and estuaries (Ref. 57293).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Heemstra, P.C. and J.E. Randall, 1993. FAO Species Catalogue. Vol. 16. Groupers of the world (family Serranidae, subfamily Epinephelinae). An annotated and illustrated catalogue of the grouper, rockcod, hind, coral grouper and lyretail species known to date. Rome: FAO. FAO Fish. Synop. 125(16):382 p. (Ref. 5222)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: sans intérêt
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01230 (0.00582 - 0.02602), b=3.04 (2.87 - 3.21), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245). |
Niveau trophique (Réf. 69278) |
4.0 ±0.7 se; based on size and trophs of closest relatives |
Résilience (Réf. 120179) |
Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.). |
Vulnérabilité de la pêche (Ref. 59153) |
Low to moderate vulnerability (32 of 100). 🛈 |